Worksheets1.4 Characters
Total questions: 10
Worksheet time: 6mins
Computers can understand the English alphabet just like us! True or False?
True
False
It depends on the size of the word
What do we call a collection of characters that a computer recognises from their binary number?
A character
A character set
A character grouping
A character list
Different character sets can have different amounts of characters. True of False?
True
False
It depends on the CPU being used
ASCII is a well-used character set. Expand the acronym ASCII.
Australian Standard Code for Information Interchange
American Standard Code for Information Interchange
American Sub-Code for Information Interchange
American Standard Code for Information Investigation
ASCII uses how many bits to store the data?
5
6
7
8
Which of the following is a major disadvantage of ASCII?
Not widely used in computing
Difficult for some CPU's to understand
Limited amount of characters
You need training to be able to use it
Due to its limitations, ASCII was replaced by Unicode. Up to how many bits can Unicode use?
8
16
32
64
Which of the following formulas to calculate the size of a text file is correct?
File size =
size of character set
x
number of bits per character
File size =
number of characters x
size of character set
File size =
number of bits per character
x
size of character set
File size =
number of characters x
number of bits per character
The phrase 'Hello World' is stored in a text file using the ASCII character set (Excluding the quotation marks). What will the size of the saved file be (in bits)?
75
76
77
78
The phrase 'Everyone loves Arsenal' is stored in a text file using the ASCII character set (excluding the quotation marks). What will the size of the saved file be (in bits)?
153
154
155
156
